What are two addition equations that each have a sum of -21.5?

Answers

Answer 1
Answer:

Final answer:

Two example addition equations resulting in -21.5 could be -10.75 + -10.75 = -21.5 and -30 + 8.5 = -21.5. These illustrate the addition of negative and positive numbers to achieve a negative sum.

Explanation:

Two addition equations that each have a sum of -21.5 could be as follows:

Equation 1:-10.75 + -10.75 = -21.5

In this equation, we're adding two identical numbers (-10.75 and -10.75), which together give us a sum of -21.5.

Equation 2:-30 + 8.5 = -21.5

In this equation, we're adding -30 and 8.5, which together also give us a sum of -21.5. In both cases, we're practicing addition of negative and positive numbers to get a negative sum.

Learn more about Addition equations here:

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Answer 2
Answer:

Answer:

-21.5 + 0

-22.5 - 1

Step-by-step explanation:

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A man of weight W is standing on a lift which is moving upward with an acceleration a. The apparent wieght of the man is

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See, I think the new weight would be:
W1 = m(g + a) = mg + ma = W + ma = W + (W/g)a
about 85 pounds I think

Please help me understand #2

Answers

Here is what I got... (see pic)

An airplane travels a distance of 42x^5y^4 miles in 6xy^2 hours. find the average speed of the plane

Answers


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Round 14494 to the nearest thousand feet

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14,000 because 494 would round down since it is not above 500.

A sprinter on the track team ran the 100 meter dash and redcorded the time for each race. The race times (in seconds) were:12.4 13.1 12.7 12.8 13.0 12.9 13.1 13.5

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Answer:

What is the question please post the full question next time

Give the equation of the horizontal asymptote shown below.g(x)=7x^2/x^2+5
A. y= 7/5
B. y=7
C. y=5
D. x=7

Answers

Polynomial division yields

(7x^2)/(x^2+5)=7-(35)/(x^2+5)

As x\to\pm\infty, you have the remainder term approaching 0, so the horizontal asymptote is the line y=7.

Answer:

the answer on a*p*e*x is y=7